Jean Joseph Gustave Léonard

Colophospermum mopane, commonly called mopane, mopani, butterfly tree, turpentine tree, or balsam tree, is a tree in the legume family (Fabaceae), that grows in hot, dry, low-lying areas, 200 to 1,200 metres (660 to 3,940 ft) in elevation, in parts of Southern Africa. The tree only occurs in Africa and is the only species in genus Colophospermum. Its distinctive butterfly-shaped (bifoliate) leaf and thin kidney-shaped/nearly semi-circular seed pod make it easy to identify. Though hard and dense and difficult to work with, it is valued timber in all sorts of construction due to its termite

Lepidobotryaceae is a family of plants in the order Celastrales. It contains only two species: Lepidobotrys staudtii (native to tropical Africa) and Ruptiliocarpon caracolito (native to South and Central America).

Gilbertiodendron dewevrei is a species of tree in the family Fabaceae, native to tropical rain forests in Central Africa. It is often the dominant tree species of the Guineo-Congolian rainforest. The timber is traded as limbali, and is used for construction, flooring and railway sleepers. It is also used for making boats, furniture, tool handles and joinery and for making charcoal.

Neotorularia is a genus of flowering plants belonging to the family Brassicaceae. Its native range is Western and South Mediterranean to Mongolia and Arabian Peninsula. Species: Neotorularia aculeolata (Boiss.) Hedge & J.Léonard Neotorularia brevipes (Kar. & Kir.) Hedge & J.Léonard Neotorularia contortuplicata (Stephan ex Willd.) Hedge & J.Léonard Neotorularia dentata (Freyn & Sint.) Hedge & J.Léonard Neotorularia eldarica (Grossh.) V.E.Avet. Neotorularia grubovii (Botsch.) Botsch. Neotorularia rossica (O.E.Schulz) Hedge & J.Léonard Neotorularia tetracmoides (Boiss. & Hausskn.) Hedge &

Guibourtia coleosperma, the African rosewood (ambiguous), large false mopane, Rhodesian copalwood or machibi, is a species of plant in the family Fabaceae. It is a large evergreen tree (to 20 m tall) found in open woodland and dry forest, almost exclusively on Kalahari Sand in Angola, southern Democratic Republic of Congo, Namibia, Botswana, Zambia, and Zimbabwe. The condensed tannins proguibourtinidins can be found in G. coleosperma. G. coleosperma timber has a noticeable smell of menthol.

Brachystegia laurentii, a plant in the family Fabaceae, is a species of large tree found in western Cameroon, Gabon, Equatorial Guinea, the Democratic Republic of the Congo and the Republic of the Congo. It has a dense, umbrella-shaped crown. The wood is known as bomanga and has many uses in building and construction.

Guibourtia ehie is an evergreen tree of the genus Guibourtia in the family Fabaceae, also known by the common names amazique, amazoué, hyedua, black hyedua, mozambique, ovangkol and shedua.

Haumania is a genus of flowering plants in the family Marantaceae. It is native to central Africa. As of March 2022, Kew and Plants of the World Online accepts three species: Haumania danckelmaniana (J.Braun & K.Schum.) Milne-Redh., Kew Bull. 5: 162 (1950). - Africa (Central African Republic, Cameroon, Equatorial Guinea, Gabon, Congo-Brazzaville, Congo-Kinshasa) Haumania leonardiana C.M.Evrard & Bamps, Bull. Jard. Bot. État Bruxelles 29: 370 (1959). - Congo-Kinshasa Haumania liebrechtsiana (De Wild. & T.Durand) J.Léonard, Bull. Jard. Bot. État Bruxelles 19: 454 (1949). - Africa (Cabinda,

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Guibourtia arnoldiana (mutenyé, benge, or mbenge) is a species of Guibourtia in the family Fabaceae, native to tropical western Africa from the Gabon, Republic of the Congo, western Democratic Republic of the Congo, and northernmost Angola (Cabinda). It is a tree growing to 20–30 m tall, with a trunk 40–80 cm diameter. The wood is valuable, durable and moderately resistant to wood-boring insects including termites. It is used for joinery, furniture, flooring, and decorative panelling. The timber provides high chatoyance, with an average value above 20 PZC.

Gilbertiodendron is a genus of legumes in the family Fabaceae. It consists of about 35–40 species of tree, native to west and west-central tropical Africa. Members of this genus were formerly considered to be in the genus Macrolobium but that genus is now restricted to species growing in tropical America. The genus Pellegriniodendron is now included within Gilbertiodendron. In all species of Gilbertiodendron, the seed pods disperse their seeds explosively, ejecting the seeds up to 50–70 metres range from the parent tree.

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Tetraberlinia tubmaniana is a species of plant in the family Fabaceae. It is found only in Liberia. The tree is harvested from the wild for its wood, which is used locally and also traded. The species is especially interesting for forestry because of the high densities in which it occurs. In old stands the exploitable timber per hectare can be as high as 70 cubic metres.

Guibourtia tessmannii is a species of legume in the family Fabaceae. It is a medium to large-sized tree and is native to Cameroon, Gabon and Equatorial Guinea. The timber has an attractive appearance and has many uses, and the bark is used in traditional medicine.

Guibourtia sousae is a species of plant in the family Fabaceae. It is found only in Mozambique.

Cynometra gillmanii is a species of plant in the family Fabaceae. It is found only in Lindi Region of Tanzania. It is threatened by habitat loss.

Cavacoa is a plant genus of the family Euphorbiaceae first described as a genus in 1955. All the species are native to sub-Saharan Africa. It is dioecious. Species Cavacoa aurea (Cavaco) J.Léonard - Kenya, Malawi, Mozambique, KwaZulu-Natal Cavacoa baldwinii (Keay & Cavaco) J.Léonard - Sierra Leone, Liberia Cavacoa quintasii (Pax & K.Hoffm.) J.Léonard - Annobón, São Tomé, Zaïre

Plagiosiphon gabonensis is a species of plant in the family Fabaceae. It is found in Cameroon and Gabon.

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Normandiodendron is a monotypic genus of flowering plants belonging to the family Fabaceae. It only contains one known species, Normandiodendron bequaertii (De Wild.) J.Léonard It is native to Angola, the Central African Republic, Congo, Gabon and Zaïre. The genus name of Normandiodendron is in honour of Didier Normand (1908–2002), research director for tropical forests in Nogent-sur-Marne, France. He was also a specialist on tropical wood. The Latin specific epithet of bequaertii refers to Joseph Charles Bequaert (1886–1982), an American naturalist of Belgian, who taught entomology at the

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Louisiella is a genus of African, Neotropical and tropical plants in the grass family. Earlier the genus was known to comprise only two species i.e. L. fluitans and L. elephantipes. Mr. Shahid Nawaz, an agrostologist at the Blatter Herbarium (BLAT), transferred a species Panicum paludosum Roxb. into Louisiella based on critical study of the morphological features. Now, there are three globally accepted species in the genus. Species Louisiella fluitans C.E.Hubb. & J.Léonard - Cameroon, Zaïre, Central African Republic, South Sudan, and Sudan Louisiella elephantipes (Nees ex Trin.) Zuloaga -

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Haumania liebrechtsiana is a species of plant in the family Marantaceae. It grows as an understorey herb or climber in tropical forests in Central Africa. The leaves and shoots are eaten by gorillas and chimpanzees, and the leaves and stems have traditional uses.

Guibourtia schliebenii is a species of plant in the family Fabaceae. It is found in Mozambique and Tanzania.

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Guibourtia conjugata is a species of small to medium-sized trees from family Fabaceae that can be found in Mozambique, Zambia and Zimbabwe. The plants are growing in woods and along the river banks of Limpopo and Mpumalanga. The plant is 9 meters tall, with the leaves that can range from 3–5 cm in length and are ovated and a bit curved. The plant's flowers are either white or yellow coloured and are 5 mm in diameter. Their apex is rounded and is hairless.

Gilletiodendron glandulosum is a species of legume in the family Fabaceae. It is found only in Mali. It is threatened by habitat loss.